Fig. 1From: Optical Addressing Electronic Tongue Based on Low Selective Photovoltaic Transducer with Nanoporous Silicon LayerDistribution of PV signal S(x,y) on the surface of PV transducer (3D maps) under the influence of: water (a) iso-propanol (b), ethanol (c), and their mixtures: ethanol + iso-propanol (d), water + ethanol (e), water + iso-propanol (f) (x,y—two-dimensional coordinates that define the position of sensors in the matrix)Back to article page